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BOSTON MARATHON 2023

Osamu Terada

Bib: 3675•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 8%
Gender (Male)
#0 / 15176
Top 13%
Masters (Masters Men)
#0 / 9891
Top 4%
Division (M55-59)
#0 / 1422
Top 0.6%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #1988
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
39:34
Rank: #1839 (+149)
5K → 10K
19:33 | 6:18/mi
15K· 9.32 mi
59:14
Rank: #1813 (+26)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:19:13
Rank: #1828 (-15)
15K → 20K
19:59 | 6:26/mi
Half· 13.11 mi
1:23:33
Rank: #1829 (-1)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:39:16
Rank: #1850 (-21)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
2:00:01
Rank: #1908 (-58)
25K → 30K
20:45 | 6:41/mi
20M
2:09:16
Rank: #1949 (-41)
30K → 20M
9:15 | 6:48/mi
21M
2:16:22
Rank: #1968 (-19)
20M → 21M
7:06 | 7:06/mi
35K· 21.75 mi
2:21:27
Rank: #2038 (-70)
21M → 35K
5:05 | 6:48/mi
23M
2:30:01
Rank: #2043 (-5)
35K → 23M
8:34 | 6:51/mi
24M
2:36:38
Rank: #2046 (-3)
23M → 24M
6:37 | 6:37/mi
40K· 24.85 mi
2:42:24
Rank: #2040 (+6)
24M → 40K
5:46 | 6:45/mi
25.2M
2:44:55
Rank: #2047 (-7)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:51:50
Rank: #2079 (-32)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:33
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:28:17
Pace6:44 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5720:016:2720:01
6:27
-
10K
6.21 mi10:40:3039:346:2219:33
6:18
-0:09
15K
9.32 mi11:00:1059:146:2119:40
6:20
+0:02
20K
12.43 mi11:20:091:19:136:2219:59
6:26
+0:06
Half
13.11 mi11:24:291:23:336:224:20
6:21
-0:05
25K
15.53 mi11:40:121:39:166:2315:43
6:29
+0:08
30K
18.64 mi12:00:572:00:016:2620:45
6:41
+0:12
20M
20.00 mi12:10:122:09:166:289:15
6:48
+0:07
21M
21.00 mi12:17:182:16:226:307:06
7:06
+0:18
35K
21.75 mi12:22:232:21:276:305:05
6:48
-0:18
23M
23.00 mi12:30:572:30:016:318:34
6:51
+0:03
24M
24.00 mi12:37:342:36:386:326:37
6:37
-0:14
40K
24.85 mi12:43:202:42:246:325:46
6:45
+0:08
25.2M
25.20 mi12:45:512:44:556:332:31
7:18
+0:33
Finish
26.22 mi12:52:462:51:506:346:55
6:47
-0:31

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:18 /mi

Average Pace

6:34 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:13

94% of race

Time at Steady Pace

9:37

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:33 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:20:5720:016:2720:01
6:27
#1988
10K
6.21 mi10:40:3039:346:2219:33
6:18
#1839
15K
9.32 mi11:00:1059:146:2119:40
6:20
#1813
20K
12.43 mi11:20:091:19:136:2219:59
6:26
#1828
Half
13.11 mi11:24:291:23:336:224:20
6:21
#1829
25K
15.53 mi11:40:121:39:166:2315:43
6:29
#1850
30K
18.64 mi12:00:572:00:016:2620:45
6:41
#1908
20M
20.00 mi12:10:122:09:166:289:15
6:48
#1949
21M
21.00 mi12:17:182:16:226:307:06
7:06
#1968
35K
21.75 mi12:22:232:21:276:305:05
6:48
#2038
23M
23.00 mi12:30:572:30:016:318:34
6:51
#2043
24M
24.00 mi12:37:342:36:386:326:37
6:37
#2046
40K
24.85 mi12:43:202:42:246:325:46
6:45
#2040
25.2M
25.20 mi12:45:512:44:556:332:31
7:18
#2047
Finish
26.22 mi12:52:462:51:506:346:55
6:47
#2079
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi1988189718971788(Top 7%)1712(Top 11%)1712(Top 120%)
10K6.21 mi3.10 mi1839+1491759+1381759+1381749(Top 7%)1673(Top 11%)1673(Top 118%)
15K9.32 mi3.11 mi1813+261734+251734+251788(Top 7%)1712(Top 11%)1712(Top 120%)
20K12.43 mi3.11 mi1828-151749-151749-151946(Top 7%)1868(Top 12%)1868(Top 131%)
Half13.11 mi0.68 mi1829-11750-11750-12006(Top 8%)1929(Top 13%)1929(Top 136%)
25K15.53 mi2.42 mi1850-211769-191769-192084(Top 8%)1998(Top 13%)1998(Top 141%)
30K18.64 mi3.11 mi1908-581827-581827-582296(Top 9%)2190(Top 14%)2190(Top 154%)
20M20.00 mi1.36 mi1949-411867-401867-402827(Top 11%)2662(Top 18%)2662(Top 187%)
21M21.00 mi1.00 mi1968-191884-171884-172607(Top 10%)2453(Top 16%)2453(Top 173%)
35K21.75 mi0.75 mi2038-701954-701954-704090(Top 15%)3740(Top 25%)3740(Top 263%)
23M23.00 mi1.25 mi2043-51959-51959-52866(Top 11%)2676(Top 18%)2676(Top 188%)
24M24.00 mi1.00 mi2046-31962-31962-32628(Top 10%)2446(Top 16%)2446(Top 172%)
40K24.85 mi0.85 mi2040+61956+61956+62533(Top 10%)2347(Top 15%)2347(Top 165%)
25.2M25.20 mi0.35 mi2047-71963-71963-72875(Top 11%)2630(Top 17%)2630(Top 185%)
Finish26.22 mi1.02 mi2079-321993-301993-303963(Top 15%)3502(Top 23%)3502(Top 246%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1788

Males

1712

M55-59

1712

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1749

Males

1673

M55-59

1673

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1788

Males

1712

M55-59

1712

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1946

Males

1868

M55-59

1868

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2006

Males

1929

M55-59

1929

Half→25K

13.1 - 15.5 mi

Top 8%
×4stories
+66ft-88ft

Overall

2084

Males

1998

M55-59

1998

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2296

Males

2190

M55-59

2190

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2827

Males

2662

M55-59

2662

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2607

Males

2453

M55-59

2453

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

4090

Males

3740

M55-59

3740

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2866

Males

2676

M55-59

2676

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2628

Males

2446

M55-59

2446

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2533

Males

2347

M55-59

2347

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2875

Males

2630

M55-59

2630

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

3963

Males

3502

M55-59

3502

Passing Analysis

Category:
Athletes Passed
563
Passed By
654
Net Change
-91
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1988
5K → 10K19142+149#1988#1839
10K → 15K7145+26#1839#1813
15K → 20K5166-15#1813#1828
20K → Half910-1#1828#1829
Half → 25K2344-21#1829#1850
25K → 30K3997-58#1850#1908
30K → 20M2162-41#1908#1949
20M → 21M2544-19#1949#1968
21M → 35K575-70#1968#2038
35K → 23M3944-5#2038#2043
23M → 24M2427-3#2043#2046
24M → 40K2620+6#2046#2040
40K → 25.2M1017-7#2040#2047
25.2M → Finish2961-32#2047#2079
TOTALS563654-91
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing